#include "benode_t.h"
#include "beirgmod.h"
#include "bespillilp.h"
+#include "bespillbelady.h"
#include "beasm_dump_globals.h"
#include "beasm_asm_gnu.h"
+#undef DUMP_BEGIN
+#undef DUMP_PREPARED
+#define DUMP_SCHED
+#define DUMP_SPILL
#undef DUMP_ALLOCATED
+#undef DUMP_COPYMIN
+#undef DUMP_SSADESTR
+#undef DUMP_END
#define N_PHASES 256
-
void be_init(void)
{
be_sched_init();
/* Let the isa prepare the graph. */
s->main_env->arch_env->isa->prepare_graph(s->irg);
+ /* Normalize proj nodes. */
+ normalize_proj_nodes(s->irg);
+
/* Remove critical edges */
remove_critical_cf_edges(s->irg);
if (get_irg_loopinfo_state(s->irg) != (loopinfo_valid & loopinfo_cf_consistent))
construct_cf_backedges(s->irg);
- dump_dominator_information(true);
- dump_ir_block_graph(s->irg, "-prepared");
- dump_dominator_information(false);
+ be_check_dominance(s->irg);
}
static void be_main_loop(void)
be_main_session_env_t session;
DBG((env.dbg, LEVEL_1, "====> IRG: %F\n", irg));
+#ifdef DUMP_BEGIN
+ dump_ir_block_graph(irg, "-begin");
+#endif
/* Init the session. */
be_init_session_env(&session, &env, irg);
/* Compute some analyses and prepare the graph for backend use. */
prepare_graph(&session);
+#ifdef DUMP_PREPARED
+ dump_dominator_information(true);
+ dump_ir_block_graph(irg, "-prepared");
+ dump_dominator_information(false);
+#endif
/* Schedule the graphs. */
list_sched(irg, trivial_selector);
+#ifdef DUMP_SCHED
dump_ir_block_graph_sched(irg, "-sched");
+#endif
/* Verify the schedule */
sched_verify_irg(irg);
for(j = 0, m = isa->get_n_reg_class(); j < m; ++j) {
be_chordal_env_t *chordal_env;
const arch_register_class_t *cls = isa->get_reg_class(j);
-
DBG((env.dbg, LEVEL_1, "----> Reg class: %s\n", cls->name));
- be_spill_ilp(&session, cls);
+ /* spilling */
+// be_spill_ilp(&session, cls);
+ be_spill_belady(&session, cls);
+#ifdef DUMP_SPILL
dump_ir_block_graph_sched(session.irg, "-spill");
-
+#endif
be_liveness(irg);
be_numbering(irg);
be_check_pressure(&session, cls);
}
#endif
+ /* allocation */
chordal_env = be_ra_chordal(&session, cls);
-
#ifdef DUMP_ALLOCATED
dump_allocated_irg(env.arch_env, irg, "");
#endif
- copystat_collect_cls(chordal_env);
-// dump_allocated_irg(env.arch_env, irg, "pre");
+ /* copy minimization */
+ copystat_collect_cls(chordal_env);
be_copy_opt(chordal_env);
-// dump_allocated_irg(env.arch_env, irg, "post");
+#ifdef DUMP_COPYMIN
+ dump_allocated_irg(env.arch_env, irg, "-copymin");
+#endif
+ /* ssa destruction */
be_ssa_destruction(chordal_env);
be_ssa_destruction_check(chordal_env);
be_ra_chordal_check(chordal_env);
+#ifdef DUMP_SSADESTR
+ dump_allocated_irg(env.arch_env, irg, "-ssadestr");
+#endif
be_ra_chordal_done(chordal_env);
be_numbering_done(irg);
}
- dump_ir_block_graph_sched(session.irg, "-post");
-
+#ifdef DUMP_END
+ dump_ir_block_graph_sched(session.irg, "-end");
+#endif
copystat_dump(irg);
}
}
assembler_t *gnu_assembler;
FILE *asm_output_file;
- mtrace();
be_main_loop();
- muntrace();
+#if 0
gnu_assembler = gnuasm_create_assembler();
asm_output_file = fopen("asm_output.asm", "w");
gnuasm_dump(gnu_assembler, asm_output_file);
gnuasm_delete_assembler(gnu_assembler);
fclose(asm_output_file);
-
+#endif
}